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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Adaptive messaging intervention Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

StandUPTV: Reducing Sedentary Screen Time in Adults

NCT04464993
View directory record Official record
Conditions
Sedentary Behavior, Screen Time, Physical Activity, Sleep
Interventions
Device-based feedback, self-monitoring, and education: CORE, Sedentary Screen Time lockout: LOCKOUT, Context-based prompts: TEXT, Earn sedentary screen time through moderate-vigorous physical activity: EARN
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
23 Years to 64 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
Tempe, Arizona • San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Adaptive Treatment Strategies for Improving Engagement With a Web-Based Smoking Intervention in Socially Anxious Smokers

NCT04260776
View directory record Official record
Conditions
Social Anxiety Disorder, Tobacco Use Disorder
Interventions
Phase 1: Web-based intervention (MyWebQuit) with 1-way text messages, Phase 1: Web-based intervention (MyWebQuit) with interactive, 2-way text messages, Phase 2: re-engagement text messages, Phase 2: re-engagement emails
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Sep 18, 2026, 8:50 PM EDT
Not yet recruiting Not applicable Interventional

Asthma Ctrl SMART Trial

NCT07512622
View directory record Official record
Conditions
Asthma in Children, Asthma Chronic
Interventions
Asthma Ctrl+, Control
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Years to 18 Years
Enrollment
389 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
Aurora, Colorado • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional

Adaptive Intervention for Adolescents Following Inpatient Psychiatric Care

NCT05282225
View directory record Official record
Conditions
Suicide, Suicide, Attempted, Suicidal Ideation, Self Harm
Interventions
MI- Safety Plan, Texts messages, Monitoring, Portal follow-up, Booster call
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
13 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
3
States / cities
Ann Arbor, Michigan • Detroit, Michigan • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional

Physical Activity Promotion for Breast and Endometrial Cancer Survivors

NCT04262180
View directory record Official record
Conditions
Physical Activity, Breast Cancer Survivors, Endometrial Cancer Survivors
Interventions
Base intervention-Fitbit with EHR integration, Coaching Calls, Online Gym
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Female only
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Terminated Not applicable Interventional Results available

Just-In-Time Adaptive Interventions for Addictive Behaviors

NCT03538652
View directory record Official record
Conditions
Addiction
Interventions
Formative Interviews (not an intervention), Cognitive-behavioral therapy (CBT), Acceptance and commitment therapy (ACT), No intervention
Other · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Not listed Not applicable Interventional

Messaging Interventions to Reduce Alcohol Problems Project

NCT03695653
View directory record Official record
Conditions
Alcohol-Related Disorders, Alcohol Use Disorders, Alcohol Drinking, Alcoholism, Alcohol Abuse
Interventions
Drink Tracking (MA), Adaptive Tailored (TA), Tailored (TO)
Behavioral
Lead sponsor
Partnership to End Addiction
Other
Eligibility
21 Years to 75 Years
Enrollment
730 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tailored Mobile Text Messaging to Reduce Problem Drinking

NCT01885312
View directory record Official record
Conditions
Alcohol-Related Disorders, Alcohol Use Disorders, Alcohol Drinking, Alcoholism, Alcohol Abuse
Interventions
Adaptive Tailored Intervention, Consequence-based Intervention, Tailored, not adaptive, based Intervention, Assessment only
Behavioral · Other
Lead sponsor
Northwell Health
Other
Eligibility
21 Years to 65 Years
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Great Neck, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2016 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional

Promoting Physical Activity in Young Adult Cancer Survivors Using mHealth and Adaptive Tailored Feedback Strategies

NCT03569605
View directory record Official record
Conditions
Physical Activity, Neoplasms, Neoplasms by Site, Cancer
Interventions
Self-help, Intervention
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 39 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 31, 2021 · Synced Sep 18, 2026, 8:50 PM EDT
Recruiting Phase 2 Interventional

Using Smartphones to Improve Physical Activity Levels of Individuals With Spinal Cord Injury

NCT05317832
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
WI program, WI Program Reminder, JITAI Goal Setting, JITAI physical activity message, Notification EMA, End of day EMA, Wake up time EMA, Weekly PA Information, Daily PA Information
Behavioral · Other
Lead sponsor
Temple University
Other
Eligibility
18 Years to 75 Years
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

Adherence Interventions for HIV Youth Via Text & Cell Phone - Sequential Multiple Assignment Randomized Trial (SMART)

NCT03535337
View directory record Official record
Conditions
HIV Infections
Interventions
CPS, SMS
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
15 Years to 24 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Phase 4 Interventional Results available

Engagement With an Adaptive Mobile Health Smoking Cessation Intervention

NCT04020718
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Brief telephone advice plus tailored text messages, Mailed nicotine replacement therapy, Proactive telephone coaching
Behavioral · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

An App to Reduce Cannabis Use Among Emerging Adults

NCT05824754
View directory record Official record
Conditions
Cannabis Use
Interventions
Just-In-Time-Adaptive-Intervention (JITAI)
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 25 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Recruiting Not applicable Interventional

Testing Just-in-Time Adaptive Interventions (JITAIs) to Prevent Goal Disengagement in Response to Weight Regain

NCT07708064
View directory record Official record
Conditions
Overweight or Obesity
Interventions
JITAI Combined with psychological intervention, Active Control
Behavioral
Lead sponsor
ORI Community and Evaluation Services
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

Dulce Digital-Me: An Adaptive mHealth Intervention for Underserved Hispanics With Diabetes

NCT03130699
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Dulce Digital, Dulce Digital-Me (Automated Delivery), Dulce Digital-Me (Medical Assistant)
Behavioral
Lead sponsor
Scripps Whittier Diabetes Institute
Other
Eligibility
18 Years and older
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
2
States / cities
Chula Vista, California • La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Terminated Not applicable Interventional Results available

Mobile Intervention - Physical Activity in Cancer Treatment

NCT03671304
View directory record Official record
Conditions
Carcinoma, Renal Cell
Interventions
Fitbit Versa
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Sep 18, 2026, 8:50 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Momentary Coping Prompts and Hair Steroids in College Students

NCT07782398
View directory record Official record
Conditions
Emotional Regulation, Alcohol Drinking in College, Emotional Eating, Aggression
Interventions
Momentary coping prompt, Active control message
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 89 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

AdapTive Personalized Dietitian coacHing, Messaging and pRoduce prescrIption to improVE Healthy Dietary Behaviors

NCT06257550
View directory record Official record
Conditions
Hypertension
Interventions
THRIVE Intervention, Active Comparator
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 79 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Developing Dynamic Theories for Behavior Change

NCT04043650
View directory record Official record
Conditions
Physical Activity
Interventions
HeartSteps
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 23, 2022 · Synced Sep 18, 2026, 8:50 PM EDT
Recruiting Not applicable Interventional

Optimizing Digital Health Technology Interventions to Increase Skill Acquisition and Utilization

NCT05473013
View directory record Official record
Conditions
Bulimia Nervosa, Bulimia, Binge Eating, Binge-Eating Disorder
Interventions
Behavioral Therapy for Eating Disorders, Skills Monitoring On, Automated Reminder Messages, JITAIs
Behavioral
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

An Adaptive Intervention for Depression Among Latinos Living With HIV

NCT03668379
View directory record Official record
Conditions
Depression
Interventions
Augment w/mHealth, Maintenance, Switch to CBT & mHealth, Augment w/BAT & mHealth
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 20, 2024 · Synced Sep 18, 2026, 8:50 PM EDT
Recruiting Not applicable Interventional

Dosing Physical Activity Among Older Cancer Survivors Who Experience Chronic Pain: a Micro-randomized Trial

NCT07227077
View directory record Official record
Conditions
Breast Cancer, Cervical Cancer, Bladder Cancer, Colorectal Cancer, Endometrial Cancer, Lung Cancer, Prostate Cancer
Interventions
Physical Activity Promotion Intervention
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
65 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adaptive Mobile Interventions to Reduce Cancer Risk Behaviors

NCT07585357
View directory record Official record
Conditions
Smoking Cessation
Interventions
Smartphone-based intervention messages
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 40 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 18, 2026, 8:50 PM EDT
Completed Not applicable Interventional

Physical Activity Centers Empowerment

NCT06411756
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
Narrative videos, A Fitbit activity tracker, Daily text message, Monthly Zoom meeting, Website access, Printed materials, Printed materials
Behavioral · Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 18, 2026, 8:50 PM EDT